MSAR STG-556/CAL .223 S/A Model, This rifle comes equipped with a Retractable vertical grip,
a YHM Phantom 5.56 Compensator/Muzzlebrake (Toothed Model) -NOT A FLASH HIDER- . And a 16" 1/8 Twist barrel; chambered for 5.56 NATO, and .223 Remington. Two slots of picatinny rail are mounted on the rifle making it Optic/Light/Laser/Attachment Ready. One MSAR 30rd magazine included. Ejection port cover is reversible making it perfect for left handed shooters. By locking back the bolt, and then holding the vertical grip and twisting clockwise *While Depressing The Button Found Right Below The Bolt Handle* You are allowed to remove the barrel for storage, or replacing it with an aftermarket one. Bore in excellent condition, overall condition: Excellent